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Authors
Park, Sung Keun
Kim, Won Joong
Lee, Sang Yoon
Ryoo, Jae-Hong
Lee, Kangbaek
Lee, Dong-Young https://orcid.org/0000-0003-4963-8286
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Funding
Funding for this research was provided by:
veterans healthcare service medical center (VHSMC18008)
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Article History
Received: 27 March 2020
Accepted: 29 June 2020
First Online: 13 July 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All protocols were approved by the Institutional review boards of hospitals involved in this study.
: Informed consent was obtained from all participant in the study.
